Kiesselbach's plexus

The bones and cartilage of the nasal septum-- viewed from right side. Kiesselbach's plexus (not labelled) is the anterior part of the nasal septum where several arteriesanastomose.

Kiesselbach's plexus, which lies in Kiesselbach's area, Kiesselbach's triangle, or Little's area, is a region in the anteroinferior part of the nasal septum where four arteries anastomose to form a vascular plexus of that name. The arteries are:[1]

Kiesselbach's plexus is named after Wilhelm Kiesselbach (1839–1902) a Germanotolaryngologist. James L. Little an American surgeon, first described the area in 1879, Kiesselbach published his paper in 1884. Little described the area as being "about half an inch .... from the lower edge of the middle of the column [septum]." [4]